Drill and tap, 0.190-32 unf-2b through hole at 0.250 in. From bottom of drive facility modification
An item having a major diameter of 3 or more inches (76.2mm) other than items having spoked or sumulated spoked construction, which may be under 3 inches (76.2mm) designed to be gripped by the hand to transmit rotary motion to other devices through a center axis, fabricated in the form of a solid body with simulated spokes or a recessed surface between the rim and the hub, or it may be built up in the form of a frame having a central hub connected to the rim by the spokes. It may have reference markings in the form of dots, arrows, hairline, etc., to indicate the relative position and/or direction of rotation of the item(s) with which it is used. It may also include an integral ratchet device. For similar items having a maximum diameter of less than 3 inches (76.2mm), see knob. For items calibrated in units or series of divisions denoting relative positioning of associated devices, see dial (as modified). Excludes steering wheel.
Classification: Oil seals, other than those of chapter 40, machinery parts not containing electrical features
NSN 6150-01-116-3188
NSN 5855-01-136-1916
NSN 4140-01-384-0444
NSN 6105-01-570-0067
NSN 6240-01-631-6116
NSN 6685-01-164-4901
NSN 5920-01-024-0592
NSN 5930-01-071-6126
NSN 7035-01-123-8723
NSN 5985-01-391-7122
NSN 5925-01-142-1996
NSN 6135-00-377-9165